Finding the Fourth Proportional to 86,566.68, 119,461.52 and 48,324.02
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Solution
The fourth proportional to 86,566.68, 119,461.52 and 48,324.02 is: 66,686.86
Step by Step Solution
- Step 1: Write the proportion equation
86,566.68 : 119,461.52 = 48,324.02 : x - Step 2: Convert to fraction form
86,566.68/119,461.52 = 48,324.02/x - Step 3: Cross multiply
86,566.68x = 119,461.52 × 48,324.02 - Step 4: Simplify right side
86,566.68x = 5,772,860,042.78 - Step 5: Solve for x
x = 5,772,860,042.78/86,566.68 - Step 6: Final answer
x = 66,686.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.